About: http://webisa.webdatacommons.org/98320729

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	These devices have some sort of built in circuit used to control events (initiation or triggering of the relay) using time.
http://www.w3.org/ns/prov#wasQuotedFrom	digikey.com